Located in Exposition Park, the California Science Center is the largest science center on the West Coast. At the 32,000 square foot Big Lab, students can perform real science experiments in physics, ecology, Earth system science, and hydrology. The online Science Arcade includes the games Whack a Germ, Air and Space Quiz, and Habitat Match, The Do-It-Yourself page has a number of varying protocols for science experiments at home. There are also several science exhibits for rent, mainly focused on physics principles.